public class Example10 {
    public static void main(String[] args) {
        int week = 5;
        switch (week) {
            case 1 :
                System.out.println("星期一");
                break;
            case 2 :
                System.out.println("星期二");
                break;
            case 3 :
                System.out.println("星期三");
                break;
            case 4 :
                System.out.println("星期四");
                break;
            case 5 :
                System.out.println("星期五");
                break;
            case 6 :
                System.out.println("星期六");
                break;
            case 7 :
                System.out.println("星期日");
                break;
            default:
                System.out.println("输入的数字不正确");
                break;
        }
    }
}
